Champions of energy efficiency argue that upgrading homes and businesses saves billions in the long run. But who will pay for it now? The upfront cost of energy efficiency can be a stumbling block to more efficient lighting, insulation, air conditioning and other equipment. Entrepreneurs, utilities and governments are experimenting fervently with financing arrangements that … Read More »

The U.S. is awash in commercial building space—enough to account for 18% of the country’s energy consumption, including 36% of electricity usage. And much of that energy is wasted. Efficiency experts say it’s possible to slash energy use in many buildings with relatively simple—and often inexpensive— measures. Here are their top recommendations: 1. Change the … Read More »